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Finding the Fourth Proportional to 5,576.45, 8,346.45 and 4,337.15

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Solution

The fourth proportional to 5,576.45, 8,346.45 and 4,337.15 is: 6,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.45 : 8,346.45 = 4,337.15 : x
  2. Step 2: Convert to fraction form
    5,576.45/8,346.45 = 4,337.15/x
  3. Step 3: Cross multiply
    5,576.45x = 8,346.45 × 4,337.15
  4. Step 4: Simplify right side
    5,576.45x = 36,199,805.62
  5. Step 5: Solve for x
    x = 36,199,805.62/5,576.45
  6. Step 6: Final answer
    x = 6,491.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.